I think it is a bug, right? See the debug logs:
Selecting target:
Code-completion
Adding source dir: F:\cb_sf_git\trunk\src\
Adding source dir: F:\cb_sf_git\trunk\src\
Adding file: .\codeblocks.exe
Changing directory to: F:/cb_sf_git/trunk/src/devel30
Set variable: PATH=.;F:\cb_sf_git\trunk\src\base\tinyxml;E:\code\wx\wxWidgets-3.0.0\lib\gcc_dll;F:\cb_sf_git\trunk\src\devel30;D:\mingw-builds\473\mingw32\bin;D:\mingw-builds\473\mingw32;E:\code\msys\PortableGit-1.8.5.2-preview20131230\cmd;E:\code\common_bin;D:\opencv246build\build-gcc482-release\bin;C:\WINDOWS\system32;C:\WINDOWS;C:\WINDOWS\system32\wbem;D:\Program Files\TortoiseSVN\bin;D:\DrmemoryR1652\bin;E:\code\wx-mingw-build-481-dw2\wxWidgets-2.8.12\lib\gcc_dll
[debug]Command-line: E:\code\gdb\mybuild\bin\gdb.exe -nx -fullname -quiet -args ./codeblocks.exe
[debug]Working dir : F:\cb_sf_git\trunk\src\devel30
Starting debugger: E:\code\gdb\mybuild\bin\gdb.exe -nx -fullname -quiet -args ./codeblocks.exe
done
[debug]> set prompt >>>>>>cb_gdb:
[debug]Skip initializing the scripting!
Setting breakpoints
[debug]Reading symbols from ./codeblocks.exe...
[debug]done.
[debug](gdb) >>>>>>cb_gdb:
[debug]> show version
[debug]GNU gdb (GDB) 7.7.50.20140120-cvs
[debug]Copyright (C) 2014 Free Software Foundation, Inc.
[debug]License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
[debug]This is free software: you are free to change and redistribute it.
[debug]There is NO WARRANTY, to the extent permitted by law. Type "show copying"
[debug]and "show warranty" for details.
[debug]This GDB was configured as "mingw32".
[debug]Type "show configuration" for configuration details.
[debug]For bug reporting instructions, please see:
[debug]<http://www.gnu.org/software/gdb/bugs/>.
[debug]Find the GDB manual and other documentation resources online at:
[debug]<http://www.gnu.org/software/gdb/documentation/>.
[debug]For help, type "help".
[debug]Type "apropos word" to search for commands related to "word".
[debug]>>>>>>cb_gdb:
[debug]> set confirm off
Debugger name and version: GNU gdb (GDB) 7.7.50.20140120-cvs
[debug]>>>>>>cb_gdb:
[debug]> set width 0
[debug]>>>>>>cb_gdb:
[debug]> set height 0
[debug]>>>>>>cb_gdb:
[debug]> set breakpoint pending on
[debug]>>>>>>cb_gdb:
[debug]> set print asm-demangle on
[debug]>>>>>>cb_gdb:
[debug]> set unwindonsignal on
[debug]>>>>>>cb_gdb:
[debug]> set print elements 0
[debug]>>>>>>cb_gdb:
[debug]> set disassembly-flavor intel
[debug]>>>>>>cb_gdb:
[debug]> catch throw
[debug]Catchpoint 1 (throw)
[debug]>>>>>>cb_gdb:
[debug]> source E:\code\gdb\mybuild\bin\my.gdb
[debug]>>>>>>cb_gdb:
[debug]> directory F:/cb_sf_git/trunk/src/
[debug]Source directories searched: F:/cb_sf_git/trunk/src;$cdir;$cwd
[debug]>>>>>>cb_gdb:
[debug]> set args --debug-log --no-dde --no-check-associations --multiple-instance --no-splash-screen --verbose -p debug
[debug]>>>>>>cb_gdb:
[debug]> break "F:/cb_sf_git/trunk/src/plugins/codecompletion/parser/parserthread.cpp:510"
[debug]No source file named F:/cb_sf_git/trunk/src/plugins/codecompletion/parser/parserthread.cpp.
[debug]Breakpoint 2 ("F:/cb_sf_git/trunk/src/plugins/codecompletion/parser/parserthread.cpp:510") pending.
[debug]>>>>>>cb_gdb:
[debug]> run
[debug]Starting program: F:\cb_sf_git\trunk\src\devel30\codeblocks.exe --debug-log --no-dde --no-check-associations --multiple-instance --no-splash-screen --verbose -p debug
Child process PID: 1620
[debug][New Thread 1620.0x170]
[debug][New Thread 1620.0xf58]
[debug][New Thread 1620.0x890]
[debug][New Thread 1620.0xe60]
[debug][New Thread 1620.0xe3c]
[debug][New Thread 1620.0xd58]
[debug][New Thread 1620.0xeac]
[debug][New Thread 1620.0xca0]
[debug][Thread 1620.0xca0 exited with code 0]
[debug][New Thread 1620.0x5f0]
[debug][Thread 1620.0x5f0 exited with code 0]
[debug][New Thread 1620.0x88c]
[debug][Thread 1620.0x88c exited with code 0]
[debug][New Thread 1620.0x2e0]
[debug][Thread 1620.0x2e0 exited with code 0]
[debug][New Thread 1620.0x8e8]
[debug][Thread 1620.0x8e8 exited with code 0]
[debug][New Thread 1620.0xecc]
[debug][Thread 1620.0xecc exited with code 0]
[debug][New Thread 1620.0xf38]
[debug][Thread 1620.0xf38 exited with code 0]
[debug][New Thread 1620.0x900]
[debug][Thread 1620.0x900 exited with code 0]
[debug][New Thread 1620.0xe14]
[debug][Thread 1620.0xe14 exited with code 0]
[debug][New Thread 1620.0xb98]
[debug][Thread 1620.0xb98 exited with code 0]
[debug][New Thread 1620.0xe64]
[debug][Thread 1620.0xe64 exited with code 0]
[debug][New Thread 1620.0x918]
[debug][Thread 1620.0x918 exited with code 0]
[debug][New Thread 1620.0xe78]
[debug][New Thread 1620.0x744]
[debug][Thread 1620.0x744 exited with code 0]
[debug][New Thread 1620.0x3c0]
[debug][Thread 1620.0x3c0 exited with code 0]
[debug][Switching to Thread 1620.0xe78]
[debug]Breakpoint 2, ParserThread::Parse (this=0xb67f790) at F:\cb_sf_git\trunk\src\plugins\codecompletion\parser\parserthread.cpp:510
[debug]F:\cb_sf_git\trunk\src\plugins\codecompletion\parser\parserthread.cpp:510:17575:beg:0x53f0ff7
[debug]>>>>>>cb_gdb:
At F:\cb_sf_git\trunk\src\plugins\codecompletion\parser\parserthread.cpp:510
[debug]> condition 2 m_Tokenizer.m_IsReplaceParsing == true
[debug]>>>>>>cb_gdb:
[debug]> bt 30
[debug]#0 ParserThread::Parse (this=0xb67f790) at F:\cb_sf_git\trunk\src\plugins\codecompletion\parser\parserthread.cpp:510
[debug]#1 0x053eb15d in Parser::ParseBuffer (this=0x934dfe8, buffer="#define __DBL_MIN_EXP__ (-1021)\n#define __pentiumpro__ 1\n#define __UINT_LEAST16_MAX__ 65535\n#define __ATOMIC_ACQUIRE 2\n#define __FLT_MIN__ 1.17549435082228750797e-38F\n#define __UINT_LEAST8_TYPE__ unsi"..., isLocal=false, bufferSkipBlocks=false, isTemp=false, filename="", parentIdx=-1, initLine=0) at F:\cb_sf_git\trunk\src\plugins\codecompletion\parser\parser.cpp:708
[debug]#2 0x053fcfbe in ParserThreadedTask::Execute (this=0x8d64e18) at F:\cb_sf_git\trunk\src\plugins\codecompletion\parser\parserthreadedtask.cpp:79
[debug]#3 0x690b0233 in cbThreadPool::cbWorkerThread::Entry (this=0x934cfa8) at F:\cb_sf_git\trunk\src\sdk\cbthreadpool.cpp:216
[debug]#4 0x016b2b66 in wxThread::CallEntry() () from E:\code\wx\wxWidgets-3.0.0\lib\gcc_dll\wxmsw30u_gcc_cb.dll
[debug]#5 0x016b2c67 in wxThreadInternal::DoThreadStart(wxThread*) () from E:\code\wx\wxWidgets-3.0.0\lib\gcc_dll\wxmsw30u_gcc_cb.dll
[debug]#6 0x016b2e55 in wxThreadInternal::WinThreadStart(void*)@4 () from E:\code\wx\wxWidgets-3.0.0\lib\gcc_dll\wxmsw30u_gcc_cb.dll
[debug]#7 0x77c3a3b0 in msvcrt!_endthreadex () from C:\WINDOWS\system32\msvcrt.dll
[debug]#8 0x7c80b729 in KERNEL32!GetModuleFileNameA () from C:\WINDOWS\system32\kernel32.dll
[debug]#9 0x00000000 in ?? ()
[debug]>>>>>>cb_gdb:
Continuing...
[debug]> cont
[debug]Continuing.
If the setting breakpoint command are something like:
break "F:/cb_sf_git/trunk/src/plugins/codecompletion/parser/parserthread.cpp:510" if m_Tokenizer.m_IsReplaceParsing == true
Then the bug can be fixed.